if the adhesion of qudriceps muscle is the problem, then adhesiolysis wont help, because its generalized myofascial restriction dat limits the movts, and the skin and myofascial adhesion can be released by manual techniques , adhesiolysis is helpful in restriction due to inert structures, MFR and other tech likes MET, PNF are of great benefit .Usually after 1 year,it is very difficult to gain ROM in patients with patellectomy,Now goal will be, gain at least functional ROM of 90-100 which is still hard.